GB2148344B - Wood pulp incorporating melamine or ammeline - Google Patents

Wood pulp incorporating melamine or ammeline

Info

Publication number: GB2148344B
Authority: GB; United Kingdom
Prior art keywords: ammeline; wood pulp; melamine; incorporating melamine; pulp incorporating
Prior art date: 1983-09-30
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

GB08424540A

Other versions

GB8424540D0 (en

GB2148344A (en

Inventor

G Graham Allan

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Melamine Chemicals Inc

Original Assignee

Melamine Chemicals Inc

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1983-09-30

Filing date

1984-09-28

Publication date

1987-04-15

1983-09-30 Priority claimed from US06/537,876 external-priority patent/US4487656A/en

1984-09-28 Application filed by Melamine Chemicals Inc filed Critical Melamine Chemicals Inc

1984-11-07 Publication of GB8424540D0 publication Critical patent/GB8424540D0/en

1985-05-30 Publication of GB2148344A publication Critical patent/GB2148344A/en

1987-04-15 Application granted granted Critical

1987-04-15 Publication of GB2148344B publication Critical patent/GB2148344B/en

Status Expired legal-status Critical Current

Classifications

- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/03—Non-macromolecular organic compounds
- D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
- D21H17/07—Nitrogen-containing compounds
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/14—Disintegrating in mills
- D21B1/16—Disintegrating in mills in the presence of chemical agents
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/001—Modification of pulp properties
- D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
- D21C9/005—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives organic compounds
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/1026—Other features in bleaching processes
- D21C9/1036—Use of compounds accelerating or improving the efficiency of the processes

Landscapes

Engineering & Computer Science (AREA)
Life Sciences & Earth Sciences (AREA)
Wood Science & Technology (AREA)
Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Mechanical Engineering (AREA)
Paper (AREA)
Preparing Plates And Mask In Photomechanical Process (AREA)
Prostheses (AREA)

GB08424540A 1983-09-30 1984-09-28 Wood pulp incorporating melamine or ammeline Expired GB2148344B (en)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
US53792683A	1983-09-30	1983-09-30
US53792783A	1983-09-30	1983-09-30
US06/537,876 US4487656A (en)	1983-09-30	1983-09-30	Process for bleaching paper pulp using melamine as a viscosity stabilizer
US65175184A	1984-09-19	1984-09-19

Publications (3)

Publication Number	Publication Date
GB8424540D0 GB8424540D0 (en)	1984-11-07
GB2148344A GB2148344A (en)	1985-05-30
GB2148344B true GB2148344B (en)	1987-04-15

Family

ID=27504668

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB08424540A Expired GB2148344B (en)	1983-09-30	1984-09-28	Wood pulp incorporating melamine or ammeline

Country Status (10)

Country	Link
AT (1)	ATA310984A (en)
BR (1)	BR8404914A (en)
DE (1)	DE3436015A1 (en)
FI (1)	FI74082C (en)
FR (1)	FR2552792B1 (en)
GB (1)	GB2148344B (en)
IT (1)	IT1180236B (en)
NO (1)	NO843919L (en)
NZ (1)	NZ209708A (en)
SE (1)	SE464031B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE4230656A1 (en) *	1992-09-14	1994-03-17	Ciba Geigy	Process to improve whiteness, brightness and color location of fillers and pigments
DE4230655A1 (en) *	1992-09-14	1994-03-17	Ciba Geigy	Process for improving the whiteness, brightness and color location of fibrous materials
CN115110329A (en) *	2022-06-28	2022-09-27	中国制浆造纸研究院有限公司	Method for reducing metal content and ash content in bleaching section pulp

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB600961A (en) *	1944-09-20	1948-04-23	Du Pont	Improvements in or relating to the impregnation of wood with urea-formaldehyde resins
BE566286A (en) *	1957-04-02
FR1281896A (en) *	1960-09-07	1962-01-19	Westinghouse Electric Corp	Process for stabilizing cellulosic insulation in contact with liquid dielectrics
GB1500599A (en) *	1975-11-28	1978-02-08	Koppers Co Inc	Compositions for imparting fire retardance to wood

1984
- 1984-09-28 IT IT22893/84A patent/IT1180236B/en active
- 1984-09-28 NZ NZ209708A patent/NZ209708A/en unknown
- 1984-09-28 NO NO843919A patent/NO843919L/en unknown
- 1984-09-28 FR FR8415011A patent/FR2552792B1/en not_active Expired
- 1984-09-28 SE SE8404867A patent/SE464031B/en not_active IP Right Cessation
- 1984-09-28 GB GB08424540A patent/GB2148344B/en not_active Expired
- 1984-09-28 FI FI843831A patent/FI74082C/en not_active IP Right Cessation
- 1984-09-28 BR BR8404914A patent/BR8404914A/en unknown
- 1984-10-01 DE DE19843436015 patent/DE3436015A1/en active Granted
- 1984-10-01 AT AT843109A patent/ATA310984A/en not_active Application Discontinuation

Also Published As

Publication number	Publication date
DE3436015C2 (en)	1990-03-08
FI74082C (en)	1987-12-10
GB8424540D0 (en)	1984-11-07
NZ209708A (en)	1988-08-30
SE8404867L (en)	1985-03-31
ATA310984A (en)	1991-11-15
BR8404914A (en)	1985-08-20
NO843919L (en)	1985-04-01
FI843831L (en)	1985-03-31
FR2552792B1 (en)	1987-01-09
IT8422893A0 (en)	1984-09-28
FI74082B (en)	1987-08-31
GB2148344A (en)	1985-05-30
FI843831A0 (en)	1984-09-28
FR2552792A1 (en)	1985-04-05
SE464031B (en)	1991-02-25
IT1180236B (en)	1987-09-23
SE8404867D0 (en)	1984-09-28
DE3436015A1 (en)	1985-05-02

Publication	Publication Date	Title
GB8712349D0 (en)	1987-07-01	Sizing pulp
DE3264488D1 (en)	1985-08-08	Drying wood pulp
GB8724124D0 (en)	1987-11-18	Reconsolidated wood production
GB8415328D0 (en)	1984-07-18	Producing wood pulp
ZA848388B (en)	1986-06-25	Triazine compounds having cardiovascular activity
DE3888760D1 (en)	1994-05-05	Arylenediamino-substituted triazine.
DK162884D0 (en)	1984-03-21	triazine
JPS56159387A (en)	1981-12-08	Pulp refiner
GB8430283D0 (en)	1985-01-09	Paper that contains substituted cellulose
AU2771384A (en)	1984-11-08	Abosrbent non-delignified wood pulp
GB8401794D0 (en)	1984-02-29	Bleaching wood pulp
GB8310435D0 (en)	1983-05-25	Triazine derivatives
GB2148344B (en)	1987-04-15	Wood pulp incorporating melamine or ammeline
GB8520404D0 (en)	1985-09-18	Triazine derivatives
GB2259876B (en)	1994-12-07	Wood lathe
GB8307831D0 (en)	1983-04-27	Triazine derivatives
GB2153731B (en)	1986-10-15	Woodworking planes
GB8317244D0 (en)	1983-07-27	Triazine derivatives
GB8310437D0 (en)	1983-05-25	Triazine derivatives
JPS5715961A (en)	1982-01-27	Melamine decorative board
IE840988L (en)	1984-10-22	Triazine derivatives
HUT35326A (en)	1985-06-28	Suface-treated prepared timber door or furniture member
GB8320634D0 (en)	1983-09-01	Bonding wood veneers
GB8334437D0 (en)	1984-02-01	Wood turning lathe
IE841115L (en)	1984-11-06	Absorbent comprising non-delignified wood pulp

Legal Events

Date	Code	Title	Description
1993-05-26	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 19920928